The battery model of the little red pen is 1.5vL 1 154 button cell. The new little red pen is two pieces of button cell's old one. Please pay attention when replacing. The way to replace the battery is to have a switch at the bottom of Marubi Xiaohong Eye Cream. Open the lid and replace it with button cell.
L 1 154 button cell is also used for toys and small gifts. The English letters in front of the model name of button cell indicate the type of battery, the numbers indicate the size, the first two digits indicate the diameter and the last two digits indicate the thickness.
Button cell:
Button cell, also known as button battery, refers to a small button-shaped battery, which is generally larger in diameter and thinner (compared with columnar batteries such as No.5 AA battery on the market). Button cell classifies batteries according to their appearance, and the corresponding batteries are classified into columnar batteries, square batteries and irregular batteries.
The battery model on the computer motherboard is CR2032, the electronic dictionary is CR2025, and the electronic watch is CR20 16 or SR44, SR626. The English letters in front of the model name of button cell indicate the type of battery, the numbers indicate the size, the first two digits indicate the diameter and the last two digits indicate the thickness.